JPS6355270B2 - - Google Patents

Info

Publication number
JPS6355270B2
JPS6355270B2 JP54077801A JP7780179A JPS6355270B2 JP S6355270 B2 JPS6355270 B2 JP S6355270B2 JP 54077801 A JP54077801 A JP 54077801A JP 7780179 A JP7780179 A JP 7780179A JP S6355270 B2 JPS6355270 B2 JP S6355270B2
Authority
JP
Japan
Prior art keywords
recording
signal
output
circuit
image
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP54077801A
Other languages
English (en)
Japanese (ja)
Other versions
JPS561662A (en
Inventor
Naoki Ayada
Koji Sato
Seiji Saito
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP7780179A priority Critical patent/JPS561662A/ja
Priority to US06/139,762 priority patent/US4325086A/en
Priority to DE19803014979 priority patent/DE3014979A1/de
Priority to DE3051256A priority patent/DE3051256C2/de
Publication of JPS561662A publication Critical patent/JPS561662A/ja
Publication of JPS6355270B2 publication Critical patent/JPS6355270B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00684—Object of the detection
    • H04N1/00702—Position
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00742—Detection methods
    • H04N1/00745—Detecting the leading or trailing ends of a moving sheet
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00742—Detection methods
    • H04N1/0075—Detecting a change in reflectivity
    • H04N1/00753—Detecting a change in reflectivity of a sheet relative to a particular backgroud
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/06—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using cylindrical picture-bearing surfaces, i.e. scanning a main-scanning line substantially perpendicular to the axis and lying in a curved cylindrical surface
    • H04N1/08—Mechanisms for mounting or holding the sheet around the drum
    • H04N1/083—Holding means
    • H04N1/0856—Suction or vacuum means
    • H04N1/086—Suction or vacuum means using grooves
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/387—Composing, repositioning or otherwise geometrically modifying originals
    • H04N1/3872—Repositioning or masking
    • H04N1/3873—Repositioning or masking defined only by a limited number of coordinate points or parameters, e.g. corners, centre; for trimming

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Holders For Sensitive Materials And Originals (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Fax Reproducing Arrangements (AREA)
JP7780179A 1979-04-20 1979-06-20 Copy recorder Granted JPS561662A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP7780179A JPS561662A (en) 1979-06-20 1979-06-20 Copy recorder
US06/139,762 US4325086A (en) 1979-04-20 1980-04-14 Recording device
DE19803014979 DE3014979A1 (de) 1979-04-20 1980-04-18 Aufzeichnungseinrichtung
DE3051256A DE3051256C2 (de) 1979-04-20 1980-04-18 Aufzeichnungsgerät

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7780179A JPS561662A (en) 1979-06-20 1979-06-20 Copy recorder

Related Child Applications (3)

Application Number Title Priority Date Filing Date
JP61145613A Division JPS6248864A (ja) 1986-06-20 1986-06-20 画像記録装置
JP61145611A Division JPS6242665A (ja) 1986-06-20 1986-06-20 画像記録装置
JP61145612A Division JPS6242666A (ja) 1986-06-20 1986-06-20 画像記録装置

Publications (2)

Publication Number Publication Date
JPS561662A JPS561662A (en) 1981-01-09
JPS6355270B2 true JPS6355270B2 (ro) 1988-11-01

Family

ID=13644100

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7780179A Granted JPS561662A (en) 1979-04-20 1979-06-20 Copy recorder

Country Status (1)

Country Link
JP (1) JPS561662A (ro)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02162585A (ja) * 1988-12-15 1990-06-22 Toshiba Corp 情報記憶媒体
JPH0394677U (ro) * 1989-12-29 1991-09-26

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57162824U (ro) * 1981-04-02 1982-10-14
JPS60183401A (ja) * 1984-02-27 1985-09-18 新明和工業株式会社 制御装置
JPS6162068A (ja) * 1984-09-04 1986-03-29 Canon Inc 画像形成装置
JP2617909B2 (ja) * 1985-01-18 1997-06-11 松下電器産業株式会社 レーザー・プリンタ装置
JP2759204B2 (ja) * 1988-03-28 1998-05-28 株式会社リコー プリンターの書込み制御回路
JPH02229059A (ja) * 1989-03-03 1990-09-11 Fujitsu Ltd カラープリンタ

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49131317A (ro) * 1973-04-18 1974-12-17
JPS5040963A (ro) * 1973-08-14 1975-04-15
JPS50145013A (ro) * 1974-05-10 1975-11-21
JPS50145014A (ro) * 1974-05-10 1975-11-21
JPS5189347A (ro) * 1975-02-03 1976-08-05
JPS5323506A (en) * 1976-08-18 1978-03-04 Ricoh Co Ltd Reading system
JPS5369039A (en) * 1976-12-01 1978-06-20 Hitachi Ltd Non-impact printer
JPS53110830A (en) * 1977-03-09 1978-09-27 Ricoh Co Ltd Position adjusting method of copying image
JPS5414612A (en) * 1977-07-06 1979-02-03 Fujitsu Ltd Formation system of facsimile video signal
JPS5454625A (en) * 1977-10-08 1979-05-01 Canon Inc Copier capable of selecting reference position of original document

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49131317A (ro) * 1973-04-18 1974-12-17
JPS5040963A (ro) * 1973-08-14 1975-04-15
JPS50145013A (ro) * 1974-05-10 1975-11-21
JPS50145014A (ro) * 1974-05-10 1975-11-21
JPS5189347A (ro) * 1975-02-03 1976-08-05
JPS5323506A (en) * 1976-08-18 1978-03-04 Ricoh Co Ltd Reading system
JPS5369039A (en) * 1976-12-01 1978-06-20 Hitachi Ltd Non-impact printer
JPS53110830A (en) * 1977-03-09 1978-09-27 Ricoh Co Ltd Position adjusting method of copying image
JPS5414612A (en) * 1977-07-06 1979-02-03 Fujitsu Ltd Formation system of facsimile video signal
JPS5454625A (en) * 1977-10-08 1979-05-01 Canon Inc Copier capable of selecting reference position of original document

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02162585A (ja) * 1988-12-15 1990-06-22 Toshiba Corp 情報記憶媒体
JPH0394677U (ro) * 1989-12-29 1991-09-26

Also Published As

Publication number Publication date
JPS561662A (en) 1981-01-09

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